mirror of
https://github.com/ansible-collections/community.general.git
synced 2024-09-14 20:13:21 +02:00
code cleanup and reoorg, renamed vars and functions to actual purpose reneabled logging of steps
This commit is contained in:
Brian Coca
Matt Clay
parent
3906fd426b
commit
c8a7c25468
1 changed files with 103 additions and 101 deletions
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@ -27,15 +27,20 @@ import shlex
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import os
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import subprocess
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import sys
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import datetime
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import traceback
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import signal
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import time
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import syslog
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syslog.openlog('ansible-%s' % os.path.basename(__file__))
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syslog.syslog(syslog.LOG_NOTICE, 'Invoked with %s' % " ".join(sys.argv[1:]))
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def notice(msg):
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syslog.syslog(syslog.LOG_NOTICE, msg)
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def daemonize_self():
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# daemonizing code: http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/66012
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# logger.info("cobblerd started")
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try:
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pid = os.fork()
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if pid > 0:
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@ -65,6 +70,48 @@ def daemonize_self():
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os.dup2(dev_null.fileno(), sys.stdout.fileno())
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os.dup2(dev_null.fileno(), sys.stderr.fileno())
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def _run_module(wrapped_cmd, jid, job_path):
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jobfile = open(job_path, "w")
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jobfile.write(json.dumps({ "started" : 1, "ansible_job_id" : jid }))
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jobfile.close()
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jobfile = open(job_path, "w")
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result = {}
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outdata = ''
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try:
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cmd = shlex.split(wrapped_cmd)
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script = subprocess.Popen(cmd, shell=False, stdin=None, stdout=jobfile, stderr=jobfile)
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script.communicate()
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outdata = file(job_path).read()
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result = json.loads(outdata)
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except (OSError, IOError), e:
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result = {
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"failed": 1,
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"cmd" : wrapped_cmd,
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"msg": str(e),
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}
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result['ansible_job_id'] = jid
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jobfile.write(json.dumps(result))
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except:
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result = {
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"failed" : 1,
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"cmd" : wrapped_cmd,
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"data" : outdata, # temporary notice only
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"msg" : traceback.format_exc()
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}
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result['ansible_job_id'] = jid
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jobfile.write(json.dumps(result))
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jobfile.close()
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####################
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## main ##
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####################
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if __name__ == '__main__':
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if len(sys.argv) < 3:
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print json.dumps({
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"failed" : True,
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@ -77,72 +124,23 @@ time_limit = sys.argv[2]
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wrapped_module = sys.argv[3]
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argsfile = sys.argv[4]
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cmd = "%s %s" % (wrapped_module, argsfile)
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step = 5
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syslog.openlog('ansible-%s' % os.path.basename(__file__))
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syslog.syslog(syslog.LOG_NOTICE, 'Invoked with %s' % " ".join(sys.argv[1:]))
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# setup job output directory
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jobdir = os.path.expanduser("~/.ansible_async")
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job_path = os.path.join(jobdir, jid)
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# setup logging directory
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logdir = os.path.expanduser("~/.ansible_async")
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log_path = os.path.join(logdir, jid)
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if not os.path.exists(logdir):
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if not os.path.exists(jobdir):
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try:
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os.makedirs(logdir)
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os.makedirs(jobdir)
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except:
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print json.dumps({
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"failed" : 1,
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"msg" : "could not create: %s" % logdir
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"msg" : "could not create: %s" % jobdir
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})
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def _run_command(wrapped_cmd, jid, log_path):
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logfile = open(log_path, "w")
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logfile.write(json.dumps({ "started" : 1, "ansible_job_id" : jid }))
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logfile.close()
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logfile = open(log_path, "w")
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result = {}
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outdata = ''
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try:
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cmd = shlex.split(wrapped_cmd)
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script = subprocess.Popen(cmd, shell=False,
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stdin=None, stdout=logfile, stderr=logfile)
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script.communicate()
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outdata = file(log_path).read()
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result = json.loads(outdata)
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except (OSError, IOError), e:
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result = {
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"failed": 1,
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"cmd" : wrapped_cmd,
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"msg": str(e),
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}
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result['ansible_job_id'] = jid
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logfile.write(json.dumps(result))
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except:
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result = {
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"failed" : 1,
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"cmd" : wrapped_cmd,
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"data" : outdata, # temporary debug only
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"msg" : traceback.format_exc()
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}
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result['ansible_job_id'] = jid
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logfile.write(json.dumps(result))
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logfile.close()
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# immediately exit this process, leaving an orphaned process
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# running which immediately forks a supervisory timing process
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#import logging
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#import logging.handlers
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#logger = logging.getLogger("ansible_async")
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#logger.setLevel(logging.WARNING)
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#logger.addHandler( logging.handlers.SysLogHandler("/dev/log") )
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def debug(msg):
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#logger.warning(msg)
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pass
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try:
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pid = os.fork()
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if pid:
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@ -152,10 +150,10 @@ try:
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# to initialize PRIOR to ansible trying to clean up the launch directory (and argsfile)
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# this probably could be done with some IPC later. Modules should always read
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# the argsfile at the very first start of their execution anyway
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time.sleep(1)
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debug("Return async_wrapper task started.")
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print json.dumps({ "started" : 1, "ansible_job_id" : jid, "results_file" : log_path })
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notice("Return async_wrapper task started.")
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print json.dumps({ "started" : 1, "ansible_job_id" : jid, "results_file" : job_path })
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sys.stdout.flush()
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time.sleep(1)
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sys.exit(0)
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else:
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# The actual wrapper process
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@ -164,7 +162,7 @@ try:
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daemonize_self()
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# we are now daemonized, create a supervisory process
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debug("Starting module and watcher")
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notice("Starting module and watcher")
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sub_pid = os.fork()
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if sub_pid:
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@ -174,27 +172,31 @@ try:
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# set the child process group id to kill all children
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os.setpgid(sub_pid, sub_pid)
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debug("Start watching %s (%s)"%(sub_pid, remaining))
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time.sleep(5)
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notice("Start watching %s (%s)"%(sub_pid, remaining))
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time.sleep(step)
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while os.waitpid(sub_pid, os.WNOHANG) == (0, 0):
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debug("%s still running (%s)"%(sub_pid, remaining))
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time.sleep(5)
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remaining = remaining - 5
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notice("%s still running (%s)"%(sub_pid, remaining))
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time.sleep(step)
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remaining = remaining - step
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if remaining <= 0:
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debug("Now killing %s"%(sub_pid))
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notice("Now killing %s"%(sub_pid))
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os.killpg(sub_pid, signal.SIGKILL)
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debug("Sent kill to group %s"%sub_pid)
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notice("Sent kill to group %s"%sub_pid)
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time.sleep(1)
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sys.exit(0)
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debug("Done in kid B.")
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os._exit(0)
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notice("Done in kid B.")
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sys.exit(0)
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else:
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# the child process runs the actual module
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debug("Start module (%s)"%os.getpid())
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_run_command(cmd, jid, log_path)
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debug("Module complete (%s)"%os.getpid())
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notice("Start module (%s)"%os.getpid())
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_run_module(cmd, jid, job_path)
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notice("Module complete (%s)"%os.getpid())
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sys.exit(0)
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except Exception, err:
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debug("error: %s"%(err))
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raise err
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notice("error: %s"%(err))
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print json.dumps({
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"failed" : True,
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"msg" : "FATAL ERROR: %s" % str(err)
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})
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sys.exit(1)
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